Dna Replication

13 Questions  I  By Karaleee on April 28, 2009
This is a quiz to see what you know about DNA replication. We used this website for a video: http://207.207.4.198/pub/flash/24/menu.swf

  
Changes are done, please start the quiz.


Question Excerpt

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1.  What are the four nitrogen bases for DNA?
A.
B.
C.
D.
2.  DNA replication is ____________________________, with each __________________ acting as a template for the synthesis of a complementary _______________.
3.  What enzyme, pictured above, breaks apart the hydrogen bonds between two strands of DNA?
A.
B.
C.
D.
E.
4.  What is pictured above in the DNA replication process?
A.
B.
C.
D.
E.
5.  Which strand grows continuously towards the replication fork?
A.
B.
C.
D.
E.
6.  DNA polymerase III builds new strands from scratch during DNA replication. True or False?
A.
B.
7.  DNA polymerase III reads the parent strand in a ____ to ____ direction, while building the new strand in ______ direction (____to _____).
8.  What enzyme replaces RNA primer on the leading strand with DNA?
A.
B.
C.
D.
9.  The lagging strand is the new strand that grows discontinuously away from the replication fork.
A.
B.
10.  What is the name of the fragments of the lagging strand pictured above?
A.
B.
C.
D.
11.  What enzyme will solve this problem in the lagging strand? (Pay attention to the red section in the picture).
A.
B.
C.
D.
12.  The new DNA strand formed after DNA replication is an exact copy of its parent strand. True of False?
A.
B.
C.
13.  To make sure you can remember what you watched, what was the key element that kept the strands from binding back together once seperated?
A.
B.
C.
D.
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